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$foo = "\tfoo"; $_ = ">>ha<<\n"; s/ha/$foo/; print; $_ = ">>ha<<\n"; s/ha/\Q$foo\E/; print; ... $_ = ">>ha<<\n"; s/ha/\Q$foo\E/; print; quotemeta $foo; # update: this is doing nothing! $_ = ">>ha<<\n"; s/ha/$foo/; print;
>> foo<< >>\ foo<< >> foo<< >>\tfoo<< >>\\tfoo<< >>\tfoo<<